There are some threads on this. I will find them.
Can you give more details as to what it says?
Have you tried the connection troubleshooter? What does it say?
(go tools, options, connection, start [under connection troubleshooter])
It could be sever problems in which case you will have to wait.
Here is your answer.
http://shoutbox.menthix.net/showthread.php?tid=45977 It looks like it is sever problems. All you can do is wait.